Alumina eji eme ihe na-eme ka a na-akpọkarị "alumina na-arụ ọrụ".Ọ bụ ihe siri ike nke gbasasịrị na nke ukwuu gbasasịrị nke nwere nnukwu akụkụ elu.Ya microporous elu nwere àgwà chọrọ maka catalysis, dị ka adsorption arụmọrụ, elu ọrụ, magburu onwe thermal kwụsie ike, wdg.